Alexey Kudinkin

Branch `0.11.*`

Don't hesitate to push here the stuff you're want to see working up to Saturday morning.

Some cases that would be nice to see: - Ok, Google, what is a HashMap (or whatever)? - Some fancy response like ("Ok, Alexey, you're supposed to know what a...

@gnailJC can you please elaborate if this is addressing an issue that you've faced or is it just code cleanup?

@wzx140 can you please validate that `@DefaultSerializer(HoodieSparkRecordSerializer.class)` leads to `HoodieSparkRecordSerializer` being used by Kryo when shuffling?

@nsivabalan can we also add a test that after running clustering we don't have unexpected files in the table?

@xiarixiaoyao can you please rebase this one? Also please fill out the description to explain the context.

@sekaiga can you please fill out the description properly? Is this PR still WIP?

@yihua in one of my PRs it failed 2 times out of 3. CI is stressing compute, so high concurrency in tests is prone to have tests stalled, and this...

@wqwl611 would really love to understand your use-case a little better and how `RANGE_BUCKET` can address it better than existing implementations (for ex Bucket Index `SIMPLE` engine-type). Can you please...